... State researchers say AF69's adaptive lifestyle, including regular night forays into the western edge of Boulder, reflects an emerging pattern for many of Colorado's estimated 3,500 cougars...a need to test the effectiveness of the hazing techniques wildlife officers have been relying on to deal with mountain lions that get too close to people for comfort...."I know there are some people who are concerned about going out after dark on the streets. But I think that's more from bears rather than mountain lions," [homeowner Ian Morris] said. "We're aware that these lions do not want to be near humans."

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